Clinical trials: Concentration
Attention Deficit Hyperactivity Disorder (ADHD), Sleep
Examination of the Dynamic Relationships of Sleep, Physical Activity, and Circadian Rhythmicity With Neurobehavioral Heterogeneity in ADHD
Attention deficit/hyperactivity disorder (ADHD) can present differently in individuals, with some individuals having difficulty with attentional control, hyperactivity, impulsivity, emotion dysregulation, and/or neurobehavioral…
- Conditions
- Attention Deficit Hyperactivity Disorder (ADHD), Sleep, Physical Activity
- Trial name
- NCT06810180
- Testing
- Go/No-Go Task, Delay discounting task, Mirror Tracing Persistence Task
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
ADHD
Experimental fMRI Study of Guanfacine and Lisdexamfetamine in ADHD Adolescents
This is not a clinical trial. The aim of this study is to understand the mechanism of action of two recently licensed drugs for ADHD on brain function.
- Trial name
- AGUALIS (NCT03333668)
- Testing
- Lisdexamfetamine dimesylate, Guanfacine Extended Release Oral Tablet
- Where
- United Kingdom
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- King's College London
Attention Deficit Hyperactivity Disorder
Effects of Attention Training on Children
Using a double-blind, randomized controlled design to investigate the therapeutic effects of interactive attention training for children with Attention Deficit Hyperactivity Disorder who are receiving conventional rehabilitation…
- Trial name
- NCT04375059
- Testing
- using interactive attention training system
- Where
- Taiwan
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University
Infertility, Female
Impact of Serum Progesterone in Modified Natural Cycles and Stimulated Cycles on Ongoing Pregnancy Rate
Prospective cohort unicentric study including infertile patients undergoing an embryo transfer in the context of natural or stimulated cycles and receiving luteal phase support with vaginal natural progesterone following the…
- Trial name
- CORPUS-LUTEUM (NCT04259996)
- Testing
- PROGESTERONE AND ESTRADIOL SERUM CONCENTRATION MEASUREMENT
- Where
- Spain
- Volunteers
- 488 people, healthy volunteers welcome
- Sponsor
- Instituto Valenciano de Infertilidad, IVI VALENCIA
Cognitive Change, Mood
Cognitive, Mood, Anti-Inflammatory and Metabolic Effects of Chronic Oyster Mushroom Intervention in Older Adults
The Pleurotus oyster species is a common edible mushroom rich in phytochemicals such as proteins, phenolic compounds, dietary fibre and is also particularly rich in ergothioneine, a bioactive known for its neurocognitive…
- Conditions
- Cognitive Change, Mood, Metabolism, Inflammatory Response
- Trial name
- OYSCOG (NCT06846827)
- Testing
- Oyster mushroom, Maltodextrin
- Where
- United Kingdom
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Reading
Traumatic Brain Injury
PC-Based Cognitive Rehabilitation for Traumatic Brain Injury (TBI)
The investigators evaluated whether it was possible to improve the measurement of memory, attention, and executive function in patients who have suffered traumatic brain injury through the use of computer-based testing.
- Trial name
- NCT00927576
- Testing
- Digit span testing, Spatial span testing, Finger tapping
- Volunteers
- 265 people, healthy volunteers welcome
- Sponsor
- US Department of Veterans Affairs
Very Premature Baby
Attention Control Training (ACT) and Very Preterm Infants
Infants' attention control, defined as the ability to select what to pay attention to, is a fundamental building block for developing learning abilities and behaviour self-regulation.
- Trial name
- ACT (NCT03896490)
- Testing
- Attention Control Training, Control
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Queen's University, Belfast
Cognition, Stress Reaction
rTMS to Enhance Cognitive Performance and Promote Resilience
The purpose of this study is to determine the most effective dose of brief, non-invasive brain stimulation (repetitive transcranial magnetic stimulation, rTMS) for improving cognitive functions such as attention and memory as…
- Trial name
- NCT04123496
- Testing
- rTMS
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Informed and Uninformed Incentives
Attention to Incentives
In this experiment, the investigators will test the effectiveness of a two week 20x incentive multiplier on the investigators' corporate partner's users who are (a) not notified about the incentives in advance, and (b) notified…
- Trial name
- NCT02411058
- Testing
- Uninformed, Informed
- Where
- United States
- Volunteers
- 2,055 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Conduct Disorder, Depression
Anhedonia Beyond Depressive Symptoms in Children and Adolescents With Conduct Disorder
Conduct Disorder (CD) is a common psychiatric disorder among children and adolescents and is characterized by a persistent pattern of behaviors that violate the rights of others or major age-appropriate social norms and rules.
- Trial name
- NCT07849985
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Assiut University
Attention Deficit Hyperactivity Disorder
Intensive Executive Function Training
The investigators intent to recruit 80 attention deficit hyperactivity disorder families. The attention deficit hyperactivity disorder families had received executive function training one year before.They will be randomized to…
- Trial name
- NCT02656758
- Testing
- intensive Executive function training
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- ZIli Fan
Contraception
E4/DRSP Single and Multiple Dose PK and Early QT Study
This study is conducted to evaluate the effect of single and multiple therapeutic and supratherapeutic oral doses of E4/DRSP combinations on PK parameters, safety, tolerability and on cardiac repolarization, as detected by QT…
- Trial name
- NCT02874248
- Testing
- 15 mg E4/3 mg DRSP, 30 mg E4/6 mg DRSP, 60 mg E4/12 mg DRSP
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Estetra
Occupational Stress
Yoga Versus Yoga Plus Mindfulness on Perceived Stress and Mindful Attention Awareness in a Chiropractic College Setting
Objective: The purpose of the study was to compare the effects of different types of yoga practices on mindfulness and stress levels reported by students, faculty, and staff at a health professional school.
- Trial name
- NCT05595785
- Testing
- Physical-Based Yoga Practice, Mindfulness-Based Yoga Practice
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Jeanmarie R. Burke, PhD
Attention Deficit Hyperactivity Disorder (ADHD)
Prediction of ADHD in Children Using Pedobarographic and Postural Data
The aim of this study is to investigate the potential of postural control and plantar pressure data in predicting Attention Deficit Hyperactivity Disorder (ADHD) in middle school students using machine learning methods.
- Trial name
- NCT07180758
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Biruni University
Attention Deficit Hyperactivity Disorder
a Case-control Study of the Association Between Heavy Mental and Children With Attention Deficit Hyperactivity Disorder in Korea
Heavy metal has been reported that it can cause attention deficit and behavioral disturbance. The investigators hypothesis is that heavy metal is associated with children with attention deficit/hyperactivity disorder(ADHD).
- Trial name
- NCT01447004
- Where
- South Korea
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Hallym University Medical Center
25-hydroxyvitamin D Concentration (Vitamin D Status)
D-Light Intervention
Vitamin D insufficiency has become a global concern, with low vitamin D status associated with bone disorders, cardiovascular disease and certain cancers.
- Trial name
- D-Light (NCT02495584)
- Testing
- Fortified milk (10µg vitamin D3), 10µg vitamin D3 supplement
- Where
- United Kingdom
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- University of Ulster
Memory, Learning
Examining the Effects of a Team-based Running Program
The investigators are interested in finding accessible interventions for youth and young adults that help promote long-term positive mental health functioning.
- Conditions
- Memory, Learning, Mood, Attention
- Trial name
- NCT03143582
- Testing
- Running
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- St. Joseph's Healthcare Hamilton
Occasional (1-2 Joints Per Week) and Chronic (1-2 Joints Per Day) Cannabis Users
Study of the Relationship Between Dose-concentration-effect of Delta-9-tetrahydrocannabinol (THC) and the Ability to Drive in Chronic or Occasional Cannabis Users
Study of the effects of smoked cannabis consumption on performance on a driving simulator and reaction time. The study aims to explore the relationship between concentrations of cannabis in the blood, driving performance and…
- Trial name
- VIGICANN (NCT02061020)
- Where
- France
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Encephalitis, Tick-borne
FSME IMMUN NEW Follow-up to Study 199 in Children Aged 1 to 6 Years
The purpose of this study is to investigate the safety and immunogenicity of the third vaccination with one of three different concentrations of a TBE vaccine in all subjects who completed two vaccinations in one of the three…
- Trial name
- NCT00161850
- Testing
- Tick-Borne Encephalitis (TBE) Vaccine (Inactivated)
- Where
- 25 sites in Austria, Germany
- Volunteers
- 615 people, healthy volunteers welcome
- Sponsor
- Pfizer
Cognitive Assessment, Working Memory
Evaluation of the Impact of a Nutritional Formulation on Cognitive Performance Following Stress Exposure.
The proposed project will evaluate the synergistic effects of a nutritional formulation, 'Think Tank' on cognitive performance following exposure to a psychological and physical stressor.
- Conditions
- Cognitive Assessment, Working Memory, Executive Function (Cognition), Sustained Attention
- Trial name
- NCT07319117
- Testing
- Skoshify 'Think Tank' Formulation
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Leeds Beckett University
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